* Re: [FFmpeg-devel] [PATCH v2 0/3] avcodec/hevc: Add alpha video decoding support [not found] ` <tencent_D4AA9813259C744B8A260450A326C6A7C006@qq.com> @ 2025-02-03 17:38 ` Zhao Zhili 2025-02-05 0:20 ` Timo Rothenpieler 0 siblings, 1 reply; 2+ messages in thread From: Zhao Zhili @ 2025-02-03 17:38 UTC (permalink / raw) To: ffmpeg-devel; +Cc: timo Hi Timo, You have added encoding support for hevc alpha video, may I invite you to help review the decoding support? Alpha layer can be previewed like this: ./ffmpeg -i hevc-alpha.mp4 -an -vf extractplanes=planes=a -f nut - |ffplay - > On Jan 10, 2025, at 17:03, Zhao Zhili <quinkblack@foxmail.com> wrote: > > Ping. > >> On Dec 15, 2024, at 14:38, Zhao Zhili <quinkblack@foxmail.com> wrote: >> >> From: Zhao Zhili <zhilizhao@tencent.com> >> >> v2: >> 1. It works with x265 streams >> 2. Remove the requirement on SEI. SEI alpha channel information is >> required on the producer side but not for decoder. >> >> Zhao Zhili (3): >> avcodec/hevc: Rewrite scalability_mask_flag parse in decode_vps_ext >> avcodec/hevc/ps: Add basic HEVC_SCALABILITY_AUXILIARY support >> avcodec/hevc: Add alpha layer support >> >> libavcodec/hevc/hevc.h | 12 +++ >> libavcodec/hevc/hevcdec.c | 72 +++++++++++++++++- >> libavcodec/hevc/hevcdec.h | 2 + >> libavcodec/hevc/ps.c | 149 +++++++++++++++++++++++++------------- >> libavcodec/hevc/ps.h | 6 ++ >> libavcodec/hevc/refs.c | 10 ++- >> 6 files changed, 199 insertions(+), 52 deletions(-) >> >> -- >> 2.46.0 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". ^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [FFmpeg-devel] [PATCH v2 0/3] avcodec/hevc: Add alpha video decoding support 2025-02-03 17:38 ` [FFmpeg-devel] [PATCH v2 0/3] avcodec/hevc: Add alpha video decoding support Zhao Zhili @ 2025-02-05 0:20 ` Timo Rothenpieler 0 siblings, 0 replies; 2+ messages in thread From: Timo Rothenpieler @ 2025-02-05 0:20 UTC (permalink / raw) To: Zhao Zhili, ffmpeg-devel On 03.02.2025 18:38, Zhao Zhili wrote: > Hi Timo, > > You have added encoding support for hevc alpha video, may I invite you > to help review the decoding support? I'm a bit busy with work at the moment, but I'll get to it. Don't have the most experience with that code, but I can at least give it a look and a test. _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". ^ permalink raw reply [flat|nested] 2+ messages in thread
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2025-02-03 17:38 ` [FFmpeg-devel] [PATCH v2 0/3] avcodec/hevc: Add alpha video decoding support Zhao Zhili
2025-02-05 0:20 ` Timo Rothenpieler
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